Records copied from Washington State L&I and the Oregon Construction Contractors Board.

WA L&I licence records

Seattle contractors on the Washington L&I register

Every Washington L&I registration on file at a Seattle, Washington address. A licence from one state grants nothing in the other, so a firm working both sides of the river carries both.

3,748 records on file·Washington State Department of Labor & Industries·data as of July 2026

61 more Seattle businesses hold an Oregon CCB licence instead. Those are a separate register and a separate page: Seattle contractors on the Oregon CCB register →

3,748 total recordsHide expired

A–Z Newest licence Longest established

General2,794 Painting/Wallcovering150 Landscaping132 Journey Level72 Floor Covering And Counter Tops52 Cabinets, Millwork And Finish Carpentry50 Residential48 Handyman41 Limited Energy32 Heating/Vent/Air-conditioning And Refrig (HVAC/R)28 Tile, Ceramic, Mosaic, Natural And Mfg Stone21 Concrete19

Showing 2,376–2,400 of 3,748 records

Ocm LLCGeneralWA L&IOCMLLL*774J1Licensed 2023Active Od Pro PaintingPainting/WallcoveringWA L&IODPROPP749K8Licensed 2026Active Oddjob ConstructionGeneralWA L&IODDJOC*861RKLicensed 2014Active Odyssey PlumbingGeneralWA L&IODYSSP*7727OLicensed 2023Active Odyssey PlumbingJourney LevelWA L&IODYSSP*772POLicensed 2023Active Off The PorchGeneralWA L&IOFFPOP*857M2Licensed 2015Active Ohm Electrical Contracting LLCGeneralWA L&IOHMELEC836B3Licensed 2017Active Ohno Construction CompanyGeneralWA L&IOHNOCC*254BSLicensed 1975Active Ohno-Touchdown JvGeneralWA L&IOHNOTJ*825CELicensed 2018Active Old House DrGeneralWA L&IOLDHOHD855MALicensed 2015Active Old School BuildersGeneralWA L&IOLDSCSB783J5Licensed 2022Active Olivares Painting LLCGeneralWA L&IOLIVAPL784RHLicensed 2023Active Olive & Iron Studios LLCGeneralWA L&IOLIVEIS745LWLicensed 2026Active Olive Custom Woodworks LLCCabinets, Millwork And Finish CarpentryWA L&IOLIVECW769L8Licensed 2024Active Oliver & Blue Construction LLCGeneralWA L&IOLIVEBC833BPLicensed 2017Active Olsen Anderson Const LLCGeneralWA L&IOLSENAC813OCLicensed 2019Active Olympic Decks LLCGeneralWA L&IOLYMPDL816OWLicensed 2019Active Olympic Fine Fnsh & Restor LLCPainting/WallcoveringWA L&IOLYMPFF772JRLicensed 2023Active Olympic Hot Tub CoMaintenanceWA L&IOLYMPHT994PKLicensed 2001Active Olympic Millwork LLCGeneralWA L&IOLYMPML816JJLicensed 2019Active Omar Construction Services LLCGeneralWA L&IOMARCCS833JPLicensed 2017Active Omar's Demolition & Const LLCGeneralWA L&IOMARSDC750J8Licensed 2025Active Omega General Cont LLCGeneralWA L&IOMEGAGC751B8Licensed 2025Active Omega Limited Construction LLCGeneralWA L&IOMEGALC936QGLicensed 2007Active On Sight Access LLCGeneralWA L&ISIGHTSA878KALicensed 2013Active

Top 12 trades in Seattle

66 classifications

3,748Records on file

3,618Unexpired

66Trade classifications

WA L&IIssuing agency

Verify any record directly with the issuing agency: WA L&I Verify a Contractor · Oregon CCB licence search

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Published by PNW Contractor Marketing, SeaTac, Washington. This directory reproduces public licence records and is not affiliated with, endorsed by, or operated by any state agency.Washington data as of July 2026. Sources & method